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Test ID KLHCC Kelch-Like Protein 11 Antibody, Cell Binding Assay, Spinal Fluid

Method Name

Cell-Binding Assay (CBA)


Specimen Required


Patient Preparation: For optimal antibody detection, specimen collection is recommended before initiation of immunosuppressant medication, or corticosteroid or intravenous immunoglobulin (IVIg) treatment.

Container/Tube: Sterile vial

Preferred: Collection vial number 1

Acceptable: Any collection vial

Specimen Volume: 1 mL


Reporting Name

KLHL11-IgG CBA, CSF

Specimen Type

CSF

Specimen Stability Information

Specimen Type Temperature Time
CSF Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  72 hours

Report Available

3 to 5 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

LOINC Code Information

Test ID Test Order Name Order LOINC Value
KLHCC KLHL11-IgG CBA, CSF 99073-9

 

Result ID Test Result Name Result LOINC Value
622118 KLHL11-IgG CBA, CSF 99073-9

Useful For

Evaluating patients with paraneoplastic or autoimmune encephalitis (brainstem encephalitis or limbic encephalitis or cerebellar ataxia) using spinal fluid specimens

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
K11TC KLHL11 Ab IFA Titer, CSF No No

Testing Algorithm

If the cell binding antibody result is reactive, then the immunofluorescence titer assay will be performed at an additional charge.

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

0432U

Specimen Minimum Volume

1 mL

Reference Values

Negative